<?xml version="1.0" encoding="utf-8"?>
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
    android:title="mySettings" >

    <CheckBoxPreference
        android:key="prefDummy"
        android:summary="change a setting"
        android:summaryOff="setting has been turned off"
        android:summaryOn="setting has been turned on"
        android:title="Setting One" />

    <ListPreference
        android:key="selectedCommDevice"
        android:summary="Choose a connection device"
        android:title="BT Device" />
    <EditTextPreference android:title="TX delay" android:defaultValue="100" android:key="txDelayPreference"/>

</PreferenceScreen>